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Home >> Lexus >> 2011 >> GS 460 >> Repair and Diagnosis (Single Page) >> Steering >> Steering Gear >> Variable Gear Ratio Steering System (Diagnostic Codes & Symptom Tests) >> Variable Gear Ratio Steering System >> DTC C1595/55: Lost Communication with Steering Angle Sensor Module; DTC C15C4/68: Steering Angle Signal (Test Mode DTC) >> Description
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DTC C1595/55: Lost Communication with Steering Angle Sensor Module; DTC C15C4/68: Steering Angle Signal (Test Mode DTC): Description

Signal transmission between the steering control ECU and steering angle sensor is performed via serial communication.

If an error occurs between them in serial communication, the ECU will store DTC C1595/55.

DTC No. DTC Detecting Condition Trouble Area
C1595/55 The steering control ECU detects an error in serial communication between the ECU and steering angle sensor.
  • Steering angle sensor
  • Wire harness and connector
  • Steering control ECU